50542885 has 4 divisors (see below), whose sum is σ = 60651468. Its totient is φ = 40434304.

The previous prime is 50542883. The next prime is 50542897. The reversal of 50542885 is 58824505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34550884 + 15992001 = 5878^2 + 3999^2 .

It is a cyclic number.

It is not a de Polignac number, because 50542885 - 2¹ = 50542883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50542883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5054284 + ... + 5054293.

It is an arithmetic number, because the mean of its divisors is an integer number (15162867).

Almost surely, 2^50542885 is an apocalyptic number.

It is an amenable number.

50542885 is a deficient number, since it is larger than the sum of its proper divisors (10108583).

50542885 is a wasteful number, since it uses less digits than its factorization.

50542885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108582.

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 50542885 is about 7109.3519395230. The cubic root of 50542885 is about 369.7316900662.

The spelling of 50542885 in words is "fifty million, five hundred forty-two thousand, eight hundred eighty-five".